Medical thermometer



FIG. 1 is a front perspective view of a medical thermometer showing my new design;

FIG. 2 is a rear perspective view;

FIG. 3 is a left side view;

FIG. 4 is a front view;

FIG. 5 is a right side view;

FIG. 6 is a rear view;

FIG. 7 is a top view; and,

FIG. 8 is a bottom view. 

The ornamental design for a medical thermometer, as shown and described. 